Networking第 42 / 100 题
What is the primary purpose of DNS (Domain Name System)?
a.To translate human-readable domain names into IP addresses
b.To assign IP addresses automatically to devices
c.To encrypt web traffic
d.To physically connect cables between routers
解析
DNS acts like the internet's phone book, translating domain names such as example.com into the numeric IP addresses computers use to communicate. Without DNS, users would need to memorize IP addresses. DNS resolution happens through a hierarchy of servers.
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